-2
252
bcs,
1----555
55? --9
?55-- 8
5?5--9
5??-- 81(9*9)
??5--72(8*9)
?5?--72(8*9)
-99
how many numbers exactly have 4 digits ? 8900, 8999, 9000, 9999
The answer will depend on how many digits you have at your disposal. Working with the 10 digits, and barring leading zeros, there are 8,877,690 numbers.
There are 5460 five digit numbers with a digit sum of 22.
1390
252 of them.
There are 27 such numbers.
There are 900 three-digit numbers, ranging from 100 to 999.
None. 3 digit numbers are not divisible by 19 digit numbers.
10 digits are numbers in the billions.
there are 899 whole numbers that have three digits.
525
There are 5 numbers of 1 digit, 25 numbers of 2 digits, and 75 numbers of 3 digits. This makes 105 numbers in all.
-99
two
99999
how many numbers exactly have 4 digits ? 8900, 8999, 9000, 9999